[Table/Fig-4]:

Distribution of psychiatric morbidity according to duration of treatment.

Duration of Treatment (years)	Psychiatric Morbidity
	Females		Males
	Yes	No	Yes	No
0-3	2 (7.4%)	2 (8.7%)	0 (0.0%)	4 (10.8%)
3-6	16 (59.3%)	15 (65.2%)	8 (61.5%)	22 (59.5%)
6-9	4 (14.8%)	1 (4.3%)	2 (15.4%)	4 (10.8%)
9-12	2 (7.4%)	2 (8.7%)	2 (15.4%)	3 (8.1%)
12-15	3 (11.1%)	3 (13.0%)	1 (7.7%)	4 (10.8%)
Total	27	23	13	37

Female - χ² = 1.522, df = 4, p-value = 0.823; Male - χ² = 2.813, df = 4, p-value = 0.702